Inventor
KNOLLENBERG BRIAN A
US16 patents
Patents
16 patentsUS7208123B2Apr 24, 2007
Molecular contamination monitoring system and method
PARTICLE MEASURING SYST76 citations96
US10908059B2Feb 2, 2021
Slurry monitor coupling bulk size distribution and single particle detection
PARTICLE MEASURING SYST20 citations93
US9808760B2Nov 7, 2017
Active filtration system for controlling cleanroom environments
PARTICLE MEASURING SYST29 citations91
US9682345B2Jun 20, 2017
Method of treating a cleanroom enclosure
PARTICLE MEASURING SYST28 citations91
US10928293B2Feb 23, 2021
Detecting nanoparticles on production equipment and surfaces
PARTICLE MEASURING SYST25 citations90
US6615679B1Sep 9, 2003
Ensemble manifold, system and method for monitoring particles in clean environments
PARTICLE MEASURING SYST75 citations90
US11428617B2Aug 30, 2022
Slurry monitor coupling bulk size distribution and single particle detection
PARTICLE MEASURING SYST9 citations85
US11250684B2Feb 15, 2022
Particle detectors with remote alarm monitoring and control
PARTICLE MEASURING SYST7 citations83
US11428619B2Aug 30, 2022
Detecting nanoparticles on production equipment and surfaces
PARTICLE MEASURING SYST7 citations81
US11320360B2May 3, 2022
Fluid refractive index optimizing particle counter
PARTICLE MEASURING SYST13 citations80
US11988593B2May 21, 2024
Advanced systems and methods for interferometric particle detection and detection of particles having small size dimensions
PARTICLE MEASURING SYST4 citations68
US12130222B2Oct 29, 2024
Condensation particle counters and methods of use
PARTICLE MEASURING SYST1 citations53
US12399114B2Aug 26, 2025
Modular particle counter with docking station
PARTICLE MEASURING SYST0 citations47
US12326393B2Jun 10, 2025
Enhanced dual-pass and multi-pass particle detection
PARTICLE MEASURING SYST0 citations47
US12461010B2Nov 4, 2025
Systems and methods for reducing false positive particle detection events in a particle detector
PARTICLE MEASURING SYST0 citations46
US12422341B2Sep 23, 2025
Compact intelligent aerosol and fluid manifold
PARTICLE MEASURING SYST0 citations40